{"id":215126,"date":"2023-10-11T14:25:05","date_gmt":"2023-10-11T13:25:05","guid":{"rendered":"https:\/\/educelec.com\/?page_id=215126"},"modified":"2026-01-09T11:07:25","modified_gmt":"2026-01-09T10:07:25","slug":"insta-indus","status":"publish","type":"page","link":"https:\/\/educelec.com\/en\/insta-indus\/","title":{"rendered":"insta-indus"},"content":{"rendered":"<p>[et_pb_section fb_built=\u00a0\u00bb1&Prime; admin_label=\u00a0\u00bbsection\u00a0\u00bb _builder_version=\u00a0\u00bb4.16&Prime; global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb-50px||||false|false\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb|0px||-30px|false|false\u00a0\u00bb custom_padding=\u00a0\u00bb|||0px|false|false\u00a0\u00bb hover_enabled=\u00a0\u00bb0&Prime; locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb sticky_enabled=\u00a0\u00bb0&Prime;]<\/p>\n<p><a href=\"https:\/\/educelec.com\/en\/\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-216559\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2025\/12\/chap-300x209.png\" alt=\"\" width=\"17\" height=\"12\" \/><\/a><a href=\"https:\/\/educelec.com\/en\/\">Accueil<\/a><a href=\"https:\/\/educelec.com\/en\/\">\u00a0&gt;<\/a> <a href=\"https:\/\/educelec.com\/en\/schem-de-demarr\/\">D\u00e9marrages<\/a> <a href=\"https:\/\/educelec.com\/en\/schem-de-demarr\/\">&gt; <\/a><strong>Installations industrielles<\/strong><\/p>\n<p>[\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb text_font=\u00a0\u00bbAcme|700|||||||\u00a0\u00bb background_color=\u00a0\u00bb#88C4DD\u00a0\u00bb text_text_shadow_style=\u00a0\u00bbpreset1&Prime; text_text_shadow_blur_strength=\u00a0\u00bb2em\u00a0\u00bb text_text_shadow_color=\u00a0\u00bb#0047E0&Prime; locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb text_font_size__hover_enabled=\u00a0\u00bbon|desktop\u00a0\u00bb]<\/p>\n<blockquote>\n<h2 style=\"text-align: center;\"><strong>Introduction aux installations industrielles<\/strong><\/h2>\n<\/blockquote>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00a0\u00bb1&Prime; admin_label=\u00a0\u00bbsection\u00a0\u00bb _builder_version=\u00a0\u00bb4.19.1&Prime; custom_margin=\u00a0\u00bb-100px||||false|false\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h2><span style=\"color: #000080;\"><strong>\u00a0I\u00a0 <\/strong><strong>Constitution des installations <\/strong><\/span><\/h2>\n<h5>Les installations industrielles des automatismes sont constitu\u00e9es de deux parties distinctes appel\u00e9es : circuit de commande et circuit de puissance.<\/h5>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h3><span style=\"color: #993300;\"><strong>I-1 Circuit de commande<\/strong><\/span><\/h3>\n<p><strong>Il comporte l\u2019appareillage n\u00e9cessaire \u00e0 la commande des r\u00e9cepteurs de puissance.<\/strong> <strong>On trouve :<\/strong><\/p>\n<ul>\n<li><strong>La source d\u2019alimentation<\/strong><\/li>\n<li><strong>Un appareil d\u2019isolement (sectionneur).<\/strong><\/li>\n<li><strong>Une protection du circuit (fusible, disjoncteur).<\/strong><\/li>\n<li><strong>Un appareil de commande ou de contr\u00f4le (bouton poussoir, d\u00e9tecteur de grandeur physique).<\/strong><\/li>\n<li><strong>Organes de commande (bobine du contacteur).<\/strong><\/li>\n<\/ul>\n<p><strong>La source d\u2019alimentation et l\u2019appareillage du circuit de commande ne sont pas n\u00e9cessairement celle du circuit de puissance, elle d\u00e9pend des caract\u00e9ristiques de la bobine.<\/strong><\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h3><span style=\"color: #993300;\"><strong>I-2 Circuit de puissance <\/strong><\/span><\/h3>\n<p><strong> Il comporte l\u2019appareillage n\u00e9cessaire aux fonctionnements des r\u00e9cepteurs de puissance suivant un automatisme bien d\u00e9fini.<\/strong><\/p>\n<p><strong>On trouve :<\/strong><\/p>\n<ul>\n<li><strong>Une source de puissance (g\u00e9n\u00e9ralement r\u00e9seau triphas\u00e9) \u00b7 Un appareil d\u2019isolement (sectionneur).<\/strong><\/li>\n<li><strong>Une protection du circuit (fusible, relais de protection).<\/strong><\/li>\n<li><strong>Appareils de commande (les contacts de puissance du contacteur).<\/strong><\/li>\n<li><strong>Des r\u00e9cepteurs de puissances (moteurs).<\/strong><\/li>\n<\/ul>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h2><span style=\"color: #333399;\"><strong>\u00a0II <\/strong><strong>Les appareils de commande, de signalisation et de protection <\/strong><\/span><\/h2>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h3 style=\"text-align: left;\"><span style=\"color: #993300;\"><strong>II-1 Sectionneur.<\/strong><\/span><\/h3>\n<p><strong>\u00a0 Sa fonction : Assurer le sectionnement (s\u00e9paration du r\u00e9seau) au d\u00e9part des \u00e9quipements. Dans la plupart des cas il comporte des fusibles de protection.<\/strong><\/p>\n<h4><strong>Sectionneur fusible:<a href=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/sect.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-215199 size-full\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/sect.png\" alt=\"\" width=\"201\" height=\"150\" \/>Symboles : en circuit de puissance et en circuit de commande<\/a>:\u00a0<\/strong><\/h4>\n<h4><strong><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-215203 size-medium\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/s-Sect-300x113.png\" alt=\"\" width=\"300\" height=\"113\" srcset=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/s-Sect-300x113.png 300w, https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/s-Sect.png 429w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/strong><\/h4>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h3 style=\"text-align: left;\"><span style=\"color: #993300;\"><strong>II-2 <\/strong><strong>Fusible.<\/strong><\/span><\/h3>\n<p><strong>\u00a0 C\u2019est \u00e9l\u00e9ment comportant un fil conducteur, gr\u00e2ce \u00e0 sa fusion, il interrompe le circuit \u00e9lectrique lorsqu\u2019il est soumis \u00e0 une intensit\u00e9 du courant qui d\u00e9passe la valeur maximale support\u00e9e par le fil.<\/strong><\/p>\n<h4><strong>Cartouche fusible cylindrique et \u00e0 couteaux :<\/strong><\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-215213 size-full\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/fus.png\" alt=\"\" width=\"203\" height=\"214\" \/><\/p>\n<p>&nbsp;<\/p>\n<h4><strong>Symbole:<\/strong><\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-215214 size-full\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/S-fus.png\" alt=\"\" width=\"18\" height=\"132\" \/><\/p>\n<p><strong>Il existe plusieurs types de fusibles :<\/strong><\/p>\n<p><strong>\u00a0gF : fusible \u00e0 usage domestique, il assure la protection contre les surcharges et les courts-circuits. <\/strong><\/p>\n<p><strong>gG: fusible \u00e0 usage industriel. Prot\u00e8ge contre les faibles et fortes surcharges et les courts-circuits.\u00a0\u00a0\u00a0 <\/strong><\/p>\n<p><strong><u>Utilisation :<\/u> \u00e9clairage, four, ligne d\u2019alimentation, \u2026<\/strong><\/p>\n<p><strong>\u00a0aM : cartouche \u00e0 usage industriel, pour l\u2019accompagnement moteur, commence \u00e0 r\u00e9agir \u00e0 partir de<\/strong><\/p>\n<p><strong>4xIn (In est le courant prescrit sur le fusible), prot\u00e8ge uniquement contre les courts-circuits.<\/strong><\/p>\n<p><strong><u>Utilisation :<\/u> Moteurs, transformateurs, \u2026<\/strong><\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h3 style=\"text-align: left;\"><span style=\"color: #993300;\"><strong>II-3 <\/strong><strong>Relais thermique.<\/strong><\/span><\/h3>\n<p>Le relais de protection thermique prot\u00e8ge le moteur contre les surcharges.<\/p>\n<p><em><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-215223 size-medium\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/Re-T-300x187.png\" alt=\"\" width=\"300\" height=\"187\" \/><\/em><\/p>\n<h4><strong>Symbole:<\/strong><\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-215224 size-full\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/S-Re-T.png\" alt=\"\" width=\"260\" height=\"139\" \/><\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h3 style=\"text-align: left;\"><span style=\"color: #993300;\"><strong>II-4 Disjoncteur Magn\u00e9tothermique.<\/strong><\/span><\/h3>\n<p style=\"text-align: left;\"><strong>\u00a0 C\u2019est un appareil de protection qui comporte deux relais, relais magn\u00e9tique qui prot\u00e8ge contre les courts-circuits et un relais thermique qui prot\u00e8ge contre les surcharges.<\/strong><\/p>\n<p><em><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-215191 size-medium\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/dis-300x132.png\" alt=\"\" width=\"300\" height=\"132\" \/><\/em><\/p>\n<h4><strong>Symbole:<\/strong> <a href=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/S-dis.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-215195 size-full aligncenter\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/S-dis.png\" alt=\"\" width=\"118\" height=\"166\" \/><\/a><\/h4>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h3 style=\"text-align: left;\"><span style=\"color: #993300;\"><strong>II-5 <\/strong><strong>Le contacteur <\/strong><\/span><\/h3>\n<p>Le contacteur est un appareil de commande capable d&rsquo;\u00e9tablir ou d&rsquo;interrompre le passage de l&rsquo;\u00e9nergie \u00e9lectrique. Il assure la fonction COMMUTATION.<\/p>\n<p>En Technologie des Syst\u00e8mes Automatis\u00e9es ce composant est appel\u00e9 Pr\u00e9actionneur puisqu&rsquo;il se trouve avant l&rsquo;actionneur dans la cha\u00eene des \u00e9nergies.<\/p>\n<p><em><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-215228 size-full\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/contact.png\" alt=\"\" width=\"219\" height=\"233\" \/><\/em><\/p>\n<h4><strong>Symbole:<\/strong><\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-215229 size-medium aligncenter\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/S-contact-300x180.png\" alt=\"\" width=\"300\" height=\"180\" \/><\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h3 style=\"text-align: left;\"><span style=\"color: #993300;\"><strong>II-6 Bloc de contacts auxiliaires<\/strong><\/span><\/h3>\n<p><strong>\u00a0 Le bloc de contact auxiliaire est un appareil m\u00e9canique de connexion qui s\u2019adapte sur les contacteurs. Il permet d\u2019ajouter de 2 \u00e0 4 contacts suppl\u00e9mentaires au contacteur. Les contacts sont pr\u00e9vus pour \u00eatre utilis\u00e9s dans la partie commande des circuits. Ils ont la m\u00eame d\u00e9signation et rep\u00e9rage dans les sch\u00e9mas que le contacteur sur lequel ils sont install\u00e9s (KA, KM&#8230;).<\/strong><\/p>\n<p><em><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-215232 size-full\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/Baux.png\" alt=\"\" width=\"295\" height=\"222\" \/><\/em><\/p>\n<h4><strong>Symbole:<\/strong><\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-215233 size-full\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/S-Baux.png\" alt=\"\" width=\"228\" height=\"123\" \/><\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h3 style=\"text-align: left;\"><span style=\"color: #993300;\"><strong>II-7 <\/strong><strong>Bloc auxiliaire temporis\u00e9.<\/strong><\/span><\/h3>\n<p>Les blocs auxiliaires temporis\u00e9s servent \u00e0 retarder l&rsquo;action d&rsquo;un contacteur (lors de sa mise sous tension ou lors de son arr\u00eat)<\/p>\n<p><em><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-215236 size-full\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/B-tmp.png\" alt=\"\" width=\"299\" height=\"281\" \/><\/em><\/p>\n<h4><strong>Symbole:<\/strong><\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-215240 size-medium alignleft\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/S1-B-tmp-300x264.png\" alt=\"\" width=\"300\" height=\"264\" srcset=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/S1-B-tmp-300x264.png 300w, https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/S1-B-tmp.png 379w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-215241 size-medium alignright\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/S2-B-tmp-300x260.png\" alt=\"\" width=\"300\" height=\"260\" srcset=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/S2-B-tmp-300x260.png 300w, https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/S2-B-tmp.png 385w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h3 style=\"text-align: left;\"><strong>II-8 Capteur de fin de course.<\/strong><\/h3>\n<p><strong>\u00a0 Les interrupteurs de position m\u00e9canique ou capteur de fin de course coupent ou \u00e9tablissent un circuit lorsqu\u2019ils sont actionn\u00e9s par un mobile<\/strong><\/p>\n<p><strong><em><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-215245 size-full\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/FC.png\" alt=\"\" width=\"200\" height=\"146\" \/><\/em><\/strong><\/p>\n<h4><strong>Symbole:<\/strong><\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-215246 size-full\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2023\/10\/S-FC.png\" alt=\"\" width=\"181\" height=\"134\" \/><\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>","protected":false},"excerpt":{"rendered":"<p>Accueil\u00a0&gt; D\u00e9marrages &gt; Installations industriellesIntroduction aux installations industrielles \u00a0I\u00a0 Constitution des installations Les installations industrielles des automatismes sont constitu\u00e9es de deux parties distinctes appel\u00e9es : circuit de commande et circuit de puissance.I-1 Circuit de commande Il comporte l\u2019appareillage n\u00e9cessaire \u00e0 la commande des r\u00e9cepteurs de puissance. On trouve : La source d\u2019alimentation Un appareil d\u2019isolement [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","om_disable_all_campaigns":false,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"class_list":["post-215126","page","type-page","status-publish","hentry"],"aioseo_notices":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>insta-indus - Exercices et Solutions en Electricit\u00e9, Electronique, Electrotechnique et Automatisme industrielle<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/educelec.com\/en\/insta-indus\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"insta-indus - Exercices et Solutions en Electricit\u00e9, Electronique, Electrotechnique et Automatisme industrielle\" \/>\n<meta property=\"og:description\" content=\"Accueil\u00a0&gt; D\u00e9marrages &gt; Installations industriellesIntroduction aux installations industrielles \u00a0I\u00a0 Constitution des installations Les installations industrielles des automatismes sont constitu\u00e9es de deux parties distinctes appel\u00e9es : circuit de commande et circuit de puissance.I-1 Circuit de commande Il comporte l\u2019appareillage n\u00e9cessaire \u00e0 la commande des r\u00e9cepteurs de puissance. 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